"The one thing about our elders is they love to pass on that information to, you know, their children, their grandchildren, great-grandchildren," Ladue said. "And he's done that, you know, and he's been an amazing example of what it is to be a true Dena person."

John was a trapper and prospector, and worked to survey the Canol Road during the Second World War. He was also one of the pioneers working at the Faro Mine.

Here's a photo of Arthur John Senior and his wife Alice. They were first married in the Dena tradition in 1932. (Photo courtesy of Dorothy John)

​Last year, he and his wife Alice celebrated their 80th wedding anniversary, where there was even more celebration because it was believed that the couple held the record for the longest marriage in the country.

They held a mass reception on the day in May, where they were joined by many friends and family.

John's daughter Dorothy says her mother Alice is doing well, continued to be surrounded by her family.